NO761414L - - Google Patents
Info
- Publication number
- NO761414L NO761414L NO761414A NO761414A NO761414L NO 761414 L NO761414 L NO 761414L NO 761414 A NO761414 A NO 761414A NO 761414 A NO761414 A NO 761414A NO 761414 L NO761414 L NO 761414L
- Authority
- NO
- Norway
- Prior art keywords
- signal
- output signal
- gravity
- drill string
- devices
- Prior art date
Links
- 230000005291 magnetic effect Effects 0.000 claims description 44
- 230000005484 gravity Effects 0.000 claims description 42
- 210000000056 organ Anatomy 0.000 claims description 32
- 230000005389 magnetism Effects 0.000 claims description 26
- 230000033001 locomotion Effects 0.000 claims description 25
- 238000005553 drilling Methods 0.000 claims description 21
- 238000005259 measurement Methods 0.000 claims description 17
- 230000004913 activation Effects 0.000 claims description 13
- 238000000034 method Methods 0.000 claims description 12
- 230000004907 flux Effects 0.000 claims description 10
- 230000000977 initiatory effect Effects 0.000 claims description 10
- 230000005540 biological transmission Effects 0.000 claims description 9
- 238000001514 detection method Methods 0.000 claims description 7
- 230000003213 activating effect Effects 0.000 claims description 4
- 238000006073 displacement reaction Methods 0.000 claims description 4
- 230000007246 mechanism Effects 0.000 claims description 4
- 230000007420 reactivation Effects 0.000 claims 1
- 230000004044 response Effects 0.000 claims 1
- 210000000697 sensory organ Anatomy 0.000 claims 1
- 238000004804 winding Methods 0.000 description 20
- 238000010586 diagram Methods 0.000 description 12
- 108091006583 SLC14A2 Proteins 0.000 description 9
- 108091006585 UT-B Proteins 0.000 description 8
- 230000008859 change Effects 0.000 description 7
- 239000000872 buffer Substances 0.000 description 6
- 230000003287 optical effect Effects 0.000 description 6
- 238000012546 transfer Methods 0.000 description 6
- 230000008878 coupling Effects 0.000 description 5
- 238000010168 coupling process Methods 0.000 description 5
- 238000005859 coupling reaction Methods 0.000 description 5
- 239000004065 semiconductor Substances 0.000 description 5
- 230000000630 rising effect Effects 0.000 description 4
- 230000008569 process Effects 0.000 description 3
- 230000001960 triggered effect Effects 0.000 description 3
- 230000008901 benefit Effects 0.000 description 2
- 230000007423 decrease Effects 0.000 description 2
- 239000000463 material Substances 0.000 description 2
- 230000010355 oscillation Effects 0.000 description 2
- 238000012545 processing Methods 0.000 description 2
- 229920006395 saturated elastomer Polymers 0.000 description 2
- 230000035939 shock Effects 0.000 description 2
- 241000475699 Euphaedusa digonoptyx comes Species 0.000 description 1
- 239000006096 absorbing agent Substances 0.000 description 1
- 230000009471 action Effects 0.000 description 1
- 230000006978 adaptation Effects 0.000 description 1
- 238000013459 approach Methods 0.000 description 1
- 230000000903 blocking effect Effects 0.000 description 1
- 210000004899 c-terminal region Anatomy 0.000 description 1
- 239000003990 capacitor Substances 0.000 description 1
- 238000006243 chemical reaction Methods 0.000 description 1
- 230000002301 combined effect Effects 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 230000003247 decreasing effect Effects 0.000 description 1
- 238000013461 design Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000005265 energy consumption Methods 0.000 description 1
- 238000001914 filtration Methods 0.000 description 1
- 230000001976 improved effect Effects 0.000 description 1
- 238000002347 injection Methods 0.000 description 1
- 239000007924 injection Substances 0.000 description 1
- 239000007788 liquid Substances 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 229910000889 permalloy Inorganic materials 0.000 description 1
- 230000010363 phase shift Effects 0.000 description 1
- 230000010349 pulsation Effects 0.000 description 1
- 238000012552 review Methods 0.000 description 1
- 230000008054 signal transmission Effects 0.000 description 1
- 229920002545 silicone oil Polymers 0.000 description 1
- 239000007787 solid Substances 0.000 description 1
- 229910001220 stainless steel Inorganic materials 0.000 description 1
- 239000010935 stainless steel Substances 0.000 description 1
Classifications
-
- E—FIXED CONSTRUCTIONS
- E21—EARTH DRILLING; MINING
- E21B—EARTH DRILLING, e.g. DEEP DRILLING; OBTAINING OIL, GAS, WATER, SOLUBLE OR MELTABLE MATERIALS OR A SLURRY OF MINERALS FROM WELLS
- E21B47/00—Survey of boreholes or wells
- E21B47/02—Determining slope or direction
- E21B47/022—Determining slope or direction of the borehole, e.g. using geomagnetism
-
- E—FIXED CONSTRUCTIONS
- E21—EARTH DRILLING; MINING
- E21B—EARTH DRILLING, e.g. DEEP DRILLING; OBTAINING OIL, GAS, WATER, SOLUBLE OR MELTABLE MATERIALS OR A SLURRY OF MINERALS FROM WELLS
- E21B47/00—Survey of boreholes or wells
- E21B47/12—Means for transmitting measuring-signals or control signals from the well to the surface, or from the surface to the well, e.g. for logging while drilling
- E21B47/14—Means for transmitting measuring-signals or control signals from the well to the surface, or from the surface to the well, e.g. for logging while drilling using acoustic waves
- E21B47/18—Means for transmitting measuring-signals or control signals from the well to the surface, or from the surface to the well, e.g. for logging while drilling using acoustic waves through the well fluid, e.g. mud pressure pulse telemetry
-
- E—FIXED CONSTRUCTIONS
- E21—EARTH DRILLING; MINING
- E21B—EARTH DRILLING, e.g. DEEP DRILLING; OBTAINING OIL, GAS, WATER, SOLUBLE OR MELTABLE MATERIALS OR A SLURRY OF MINERALS FROM WELLS
- E21B47/00—Survey of boreholes or wells
- E21B47/12—Means for transmitting measuring-signals or control signals from the well to the surface, or from the surface to the well, e.g. for logging while drilling
- E21B47/14—Means for transmitting measuring-signals or control signals from the well to the surface, or from the surface to the well, e.g. for logging while drilling using acoustic waves
- E21B47/18—Means for transmitting measuring-signals or control signals from the well to the surface, or from the surface to the well, e.g. for logging while drilling using acoustic waves through the well fluid, e.g. mud pressure pulse telemetry
- E21B47/24—Means for transmitting measuring-signals or control signals from the well to the surface, or from the surface to the well, e.g. for logging while drilling using acoustic waves through the well fluid, e.g. mud pressure pulse telemetry by positive mud pulses using a flow restricting valve within the drill pipe
Landscapes
- Engineering & Computer Science (AREA)
- Physics & Mathematics (AREA)
- Life Sciences & Earth Sciences (AREA)
- Mining & Mineral Resources (AREA)
- Geology (AREA)
- Environmental & Geological Engineering (AREA)
- Geophysics (AREA)
- Fluid Mechanics (AREA)
- General Life Sciences & Earth Sciences (AREA)
- Geochemistry & Mineralogy (AREA)
- Remote Sensing (AREA)
- Acoustics & Sound (AREA)
- Earth Drilling (AREA)
- Geophysics And Detection Of Objects (AREA)
Applications Claiming Priority (3)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US57662775A | 1975-05-12 | 1975-05-12 | |
| US05/576,623 US4013945A (en) | 1975-05-12 | 1975-05-12 | Rotation sensor for borehole telemetry |
| US05/576,628 US3982431A (en) | 1975-05-12 | 1975-05-12 | Control system for borehole sensor |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| NO761414L true NO761414L (fr) | 1976-11-15 |
Family
ID=27416248
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| NO761414A NO761414L (fr) | 1975-05-12 | 1976-04-23 |
Country Status (9)
| Country | Link |
|---|---|
| JP (1) | JPS6015799B2 (fr) |
| AU (1) | AU1363876A (fr) |
| CH (1) | CH606761A5 (fr) |
| DE (1) | DE2620801C2 (fr) |
| FR (2) | FR2319765A1 (fr) |
| IT (1) | IT1060427B (fr) |
| NL (1) | NL7605083A (fr) |
| NO (1) | NO761414L (fr) |
| SE (1) | SE410117B (fr) |
Families Citing this family (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| FR2410724A1 (fr) * | 1977-12-02 | 1979-06-29 | Sagem | Perfectionnements apportes aux dispositifs pour l'exploration, en azimut et en inclinaison, d'une ligne de forage |
| FR2410725A1 (fr) * | 1977-12-02 | 1979-06-29 | Sagem | Perfectionnements apportes aux dispositifs pour la mesure de l'azimut et de l'inclinaison d'une ligne de forage |
| FR2451063A1 (fr) * | 1979-03-09 | 1980-10-03 | Crouzet Sa | Dispositif de determination de la direction d'une ligne de visee |
| DE3604270C1 (de) * | 1986-02-12 | 1987-07-02 | Christensen Inc Norton | Bohrwerkzeug fuer Tiefbohrungen |
| DE3890497D2 (en) * | 1987-06-16 | 1989-06-15 | Preussag Ag | Device for guiding a drilling tool and/or pipe string |
Family Cites Families (15)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE952611C (de) * | 1955-10-20 | 1956-11-22 | Askania Werke Ag | Verfahren und Einrichtung zur Messung der Abweichung von Bohrloechern von der Lotrechten in Abhaengigkeit von der Tiefe |
| US3297948A (en) * | 1963-06-03 | 1967-01-10 | Hans W Kohler | Satellite spin measurement |
| DE1448598C3 (de) * | 1963-07-15 | 1973-11-22 | Askania Gmbh, 1000 Berlin | Vorrichtung mit einem Vertikal pendel Neigungsmesser |
| US3316768A (en) * | 1963-10-29 | 1967-05-02 | Thiokol Chemical Corp | Magnetic angular velocity indicating system |
| FR1412788A (fr) * | 1963-10-29 | 1965-10-01 | Thiokol Chemical Corp | Indicateur magnétique de vitesse angulaire |
| US3400327A (en) * | 1966-02-23 | 1968-09-03 | Mobil Oil Corp | Borehole tool rotational switching system controlled by detector of earth's magnetic field |
| FR1540477A (fr) * | 1967-08-17 | 1968-09-27 | Dispositif de contrôle de forage | |
| US3587175A (en) * | 1968-04-30 | 1971-06-28 | Texaco Inc | Method and apparatus for borehole directional logging |
| FR2068829A5 (fr) * | 1969-06-19 | 1971-09-03 | Sagem | |
| GB1302070A (fr) * | 1969-11-21 | 1973-01-04 | ||
| FR2088204A2 (en) * | 1970-05-27 | 1972-01-07 | Sagem | Measuring instrument for borehole alignment - determining inclination and azimuth to very fine limits, and simple and reliable under all working conditions |
| US3791043A (en) * | 1971-06-09 | 1974-02-12 | Scient Drilling Controls | Indicating instruments |
| US3731752A (en) * | 1971-06-25 | 1973-05-08 | Kalium Chemicals Ltd | Magnetic detection and magnetometer system therefor |
| US3825823A (en) * | 1972-01-21 | 1974-07-23 | L Rovner | Apparatus for detecting the direction of a magnetic field relative to a marker direction by sequentially scanning plural stationary sensors |
| US3908453A (en) * | 1973-10-24 | 1975-09-30 | John D Jeter | Apparatus and method for indicating at the surface the measurement of a downhole condition |
-
1976
- 1976-04-23 NO NO761414A patent/NO761414L/no unknown
- 1976-05-05 AU AU13638/76A patent/AU1363876A/en not_active Expired
- 1976-05-07 FR FR7613706A patent/FR2319765A1/fr active Granted
- 1976-05-10 CH CH581476A patent/CH606761A5/xx not_active IP Right Cessation
- 1976-05-10 SE SE7605303A patent/SE410117B/xx unknown
- 1976-05-11 IT IT23157/76A patent/IT1060427B/it active
- 1976-05-11 DE DE2620801A patent/DE2620801C2/de not_active Expired
- 1976-05-11 JP JP51054221A patent/JPS6015799B2/ja not_active Expired
- 1976-05-12 NL NL7605083A patent/NL7605083A/xx active Search and Examination
- 1976-09-16 FR FR7627806A patent/FR2319904A1/fr active Granted
Also Published As
| Publication number | Publication date |
|---|---|
| FR2319904A1 (fr) | 1977-02-25 |
| SE410117B (sv) | 1979-09-24 |
| DE2620801C2 (de) | 1986-02-13 |
| FR2319765A1 (fr) | 1977-02-25 |
| CH606761A5 (fr) | 1978-11-15 |
| AU1363876A (en) | 1977-11-10 |
| SE7605303L (sv) | 1976-11-13 |
| FR2319904B1 (fr) | 1983-05-27 |
| JPS6015799B2 (ja) | 1985-04-22 |
| IT1060427B (it) | 1982-08-20 |
| FR2319765B1 (fr) | 1983-01-07 |
| NL7605083A (nl) | 1976-11-16 |
| DE2620801A1 (de) | 1976-12-09 |
| JPS51137601A (en) | 1976-11-27 |
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